Finding the Fourth Proportional to 632,825.05, 873,318.90 and 346,344.79
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Solution
The fourth proportional to 632,825.05, 873,318.90 and 346,344.79 is: 477,966.94
Step by Step Solution
- Step 1: Write the proportion equation
632,825.05 : 873,318.90 = 346,344.79 : x - Step 2: Convert to fraction form
632,825.05/873,318.90 = 346,344.79/x - Step 3: Cross multiply
632,825.05x = 873,318.90 × 346,344.79 - Step 4: Simplify right side
632,825.05x = 302,469,451,023.53 - Step 5: Solve for x
x = 302,469,451,023.53/632,825.05 - Step 6: Final answer
x = 477,966.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.